156 Transactions South African Philosophical Society, [vol. xiii. 



process truncate in front, occupying half the length of the claw, and 

 with the other half curving above it nearly at right angles. 

 This genus is closely allied to Achelyna. 



Pleistophylla singularis, n. spec. 



Head and prothorax brownish-red ; elytra chestnut-brown, 

 antennae and under side pale testaceous, the whole of the frontal 

 part and the outer and basal margins of the prothorax are densely 

 villose, and the pectus and femora are clothed with a very long, 

 dense, light fulvous pubescence ; the whole of the head, the clypeus 

 included, is covered with scabrose, nearly contiguous punctures ; 

 prothorax closely and finely punctured, glabrous, somewhat im- 

 pressed in the median projecting basal part ; elytra glabrous, but 

 with a small fringe of hairs, nearly parallel and with the humeral 

 angles rounded, deeply and somewhat coarsely punctate, and having 

 on each side four costae the inner one of which is more developed 

 than the others ; scutellum glabrous, punctate, and having a median 

 raised line ; pygidium sparsely aciculate and having a fringe of long 

 hairs not set close to each other ; abdominal segments with a similar 

 fringe ; anterior tibiae bi-dentate outwardly. 



Length 10J-11J mm. ; width 5J-6 mm. 



Hab. Transvaal (Johannesburg). 



Gen. TEICHIODEEA, Burm., 

 Handb. d. Entomol., iv., 2, 1855, p. 437. 



Mentum wide, twice as broad as long, not incised laterally and 

 partly fused with the ligular part which is sinuate on the sides, as 

 broad as the mentum at the apex where it is broadly emarginate, 

 with the angles rounded ; labial palpi inserted on the outer face, 

 tolerably massive, last joint swollen, ovate, acuminate; upper lobe of 

 maxillae curved and hollowed inwardly, chisel-like at the tip but 

 briefly denticulate there, inner lobe inconspicuous, ciliate at tip ; 

 mandibles triquetrous, somewhat sharp at the tip and shaped there 

 like the upper lobe of the maxillae, that is to say chisel-like ; last 

 joint of maxillary palpi long, slightly curved, sub-fusiform outwardly, 

 not much acuminate ; head with a strong, slightly arcuate clypeal 

 suture, and a finer one on the vertex, not carinate laterally above the 

 eyes which are large, the clypeus is arcuate in front with the margin 

 tolerably reflexed, the labrum is moderately narrow and incised in 

 the centre of the apical part ; antennae 9-jointed, third joint 

 longer than the fourth, sixth very short, laminate, club formed of 



